The CAP CER 330PF 630V C0G/NP0 1812 is a type of ceramic capacitor with specific characteristics. It has a capacitance value of 330 pF and can handle voltages up to 630 volts. The C0G designation indicates that it belongs to the C0G or NP0 class, which are known for their stability over temperature. Its package size is described as 1812, which corresponds to the metric measurement 4532.